You are here: PRODUCTS / Electric Strikes / Fire and smoke protection / Fire protection Fire protection Model Range 118F Model Range 118F ProFix® 1 Model Range 118F ProFix® 2 Model Range 143effeff security door strikes 143® are tested and approved locking components for fire protection doors. Door strike 143® is a newly developed product which offers a range of possibilities with its... Model Range 143® ProFix® 1ProFix® is a combined system, consisting of a FaFix® electric strike with a latch bolt guide (latch bolt slide) integrated into the electric strike. Model Range 143® ProFix® 2 Model Range 142Ueffeff 142U security door strikes are tested and approved locking devices for fire protection doors. Model series 142U fire protection door strikes are innovative product developments for the model... Model Range 131®Safety electric strikes for fire doors with an exceptionally sturdy design. Dimensions are compatible with the erstwhile Model Range 141.